// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "TerrainEditor.h"
#include "TerrainEditorDoc.h"
#include "OpenGLView.h"
#include "2DMapView.h"
#include "3DArcBallView.h"

#include "MainFrm.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNAMIC(CMainFrame, CMDIFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_COMMAND(ID_MENUITEM_2DMapView, OnMenuItem2DMapView)
	ON_COMMAND(ID_MENUITEM_3DArcBallView, OnMenuItem3DArcBallView)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
	ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	
}

CMainFrame::~CMainFrame()
{
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CMDIFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_wndToolBar.LoadToolBar(IDR_MainFrame))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}

	// TODO: Delete these three lines if you don't want the toolbar to
	//  be dockable
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);

	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CMDIFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return TRUE;
}

void CMainFrame::CreateOrActivateView(CDocTemplate* pTemplate, CRuntimeClass* pViewClass)
{
	// If the view specified by pViewClass already exists, then activate the 
	// MDI child window containing the view. Otherwise, create a new view for 
	// the document. This functions provides the basis for switching between
	// different views for the same document.

	CMDIChildWnd* pMDIActive = MDIGetActive();
	ASSERT(pMDIActive != NULL);
	CDocument* pDoc = pMDIActive->GetActiveDocument();
	ASSERT(pDoc != NULL);

	// If already exists, activate it...

	CView* pView;
	POSITION pos = pDoc->GetFirstViewPosition();
	while (pos != NULL)
	{
		pView = pDoc->GetNextView(pos);
		if (pView->IsKindOf(pViewClass))
		{
			pView->GetParentFrame()->ActivateFrame();
			return;
		}
	}

	// Else create it...

	CMDIChildWnd* pNewFrame = (CMDIChildWnd*)(pTemplate->CreateNewFrame(pDoc, NULL));
	if (pNewFrame == NULL) return; // not created
	ASSERT_KINDOF(CMDIChildWnd, pNewFrame);
	pTemplate->InitialUpdateFrame(pNewFrame, pDoc);
	MDITile(MDITILE_VERTICAL);
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CMDIFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CMDIFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers

void CMainFrame::OnMenuItem2DMapView() 
{
	CTerrainEditorApp *pApp = (CTerrainEditorApp*)AfxGetApp();
	pApp->m_pMainFrame->CreateOrActivateView(pApp->m_p2DMapViewDocTemplate, RUNTIME_CLASS(C2DMapView));
}

void CMainFrame::OnMenuItem3DArcBallView() 
{
	CTerrainEditorApp *pApp = (CTerrainEditorApp*)AfxGetApp();
	pApp->m_pMainFrame->CreateOrActivateView(pApp->m_p3DArcBallViewDocTemplate, RUNTIME_CLASS(C3DArcBallView));
}
